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2026-08-01 - 06:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Aug 01, 2026 00:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25752121111,7sleep30-21swapper/319:05:593
2882212039,8sleep10-21swapper/119:09:541
27402113104,6sleep20-21swapper/219:08:062
30001210999,7sleep00-21swapper/019:05:070
2119221070,0sleep10-21swapper/122:24:211
149822630,2sleep3391ktimersoftd/300:15:183
7952620,0sleep30-21swapper/300:10:143
53012580,0sleep00-21swapper/023:13:350
47542570,0sleep14756-21kthreadcore22:45:161
38132570,0sleep30-21swapper/323:12:223
229782570,1sleep30-21swapper/321:28:083
194452570,0sleep10-21swapper/121:40:191
204702560,0sleep20-21swapper/221:12:452
290492550,0sleep30-21swapper/321:15:253
153202550,0sleep30-21swapper/319:45:183
124902550,0sleep00-21swapper/023:59:130
3055993419,14cyclictest0-21swapper/222:10:302
305599290,28cyclictest0-21swapper/221:00:122
305099280,27cyclictest0-21swapper/122:25:211
304799285,12cyclictest283-21systemd-journal00:01:070
305599270,26cyclictest0-21swapper/223:07:522
305599270,26cyclictest0-21swapper/219:33:372
305599270,26cyclictest0-21swapper/200:38:112
3047992714,11cyclictest23259-21kworker/0:200:27:160
833822622,3sleep30-21swapper/319:11:403
305599260,2cyclictest1151-21ssh00:25:082
305599260,25cyclictest0-21swapper/222:54:132
305599260,25cyclictest0-21swapper/221:20:122
305599260,25cyclictest0-21swapper/220:20:132
305599260,25cyclictest0-21swapper/200:01:042
3050992617,8cyclictest0-21swapper/121:07:501
305099260,21cyclictest0-21swapper/121:49:061
304799264,7cyclictest283-21systemd-journal20:23:260
3047992613,11cyclictest755-21snmpd22:38:270
304799260,25cyclictest0-21swapper/023:08:040
304799260,25cyclictest0-21swapper/020:57:020
634822522,2sleep30-21swapper/319:37:273
582222522,2sleep30-21swapper/321:03:013
375822522,2sleep30-21swapper/320:33:133
3059922522,2sleep30-21swapper/320:28:443
305599250,24cyclictest0-21swapper/223:16:212
305599250,24cyclictest0-21swapper/223:11:442
305599250,24cyclictest0-21swapper/222:09:382
305599250,24cyclictest0-21swapper/221:30:272
305099258,16cyclictest0-21swapper/123:41:211
3050992521,3cyclictest0-21swapper/122:39:331
304799253,20cyclictest0-21swapper/021:20:300
304799253,16cyclictest0-21swapper/021:25:230
304799253,15cyclictest0-21swapper/000:10:140
3047992516,8cyclictest0-21swapper/022:52:200
3047992512,2cyclictest0-21swapper/000:30:170
2372622522,2sleep30-21swapper/319:54:333
800022421,2sleep30-21swapper/320:07:143
3055992423,1cyclictest0-21swapper/219:59:232
3055992423,1cyclictest0-21swapper/219:59:222
3055992417,6cyclictest0-21swapper/222:32:352
305599240,23cyclictest0-21swapper/223:55:322
305599240,23cyclictest0-21swapper/223:30:132
305599240,23cyclictest0-21swapper/222:45:402
305599240,23cyclictest0-21swapper/200:21:282
305599240,23cyclictest0-21swapper/200:13:402
305599240,18cyclictest0-21swapper/221:25:252
3050992420,3cyclictest0-21swapper/123:23:161
3050992420,3cyclictest0-21swapper/122:08:201
305099240,23cyclictest0-21swapper/123:27:221
305099240,23cyclictest0-21swapper/121:33:361
305099240,23cyclictest0-21swapper/121:28:491
305099240,23cyclictest0-21swapper/121:24:031
305099240,23cyclictest0-21swapper/121:13:351
305099240,23cyclictest0-21swapper/100:30:101
305099240,23cyclictest0-21swapper/100:17:481
305099240,18cyclictest0-21swapper/100:27:121
305099240,18cyclictest0-21swapper/100:13:101
304799249,12cyclictest0-21swapper/023:40:170
304799245,16cyclictest7521-21taskset22:04:040
304799244,8cyclictest0-21swapper/021:34:190
304799243,15cyclictest0-21swapper/000:23:280
304799242,15cyclictest0-21swapper/022:32:580
304799242,15cyclictest0-21swapper/000:18:470
3047992417,6cyclictest755-21snmpd22:56:220
3047992416,7cyclictest0-21swapper/023:04:230
3047992412,2cyclictest2113-21kworker/0:121:44:420
304799241,22cyclictest0-21swapper/021:10:150
304799240,23cyclictest0-21swapper/023:31:290
304799240,23cyclictest0-21swapper/022:21:050
304799240,23cyclictest0-21swapper/021:16:210
304799240,18cyclictest0-21swapper/023:24:000
1943422420,3sleep30-21swapper/320:19:513
305599232,20cyclictest0-21swapper/222:00:582
305599232,20cyclictest0-21swapper/221:18:082
3055992315,7cyclictest0-21swapper/222:36:402
305599231,21cyclictest0-21swapper/223:54:422
305599230,22cyclictest0-21swapper/223:44:222
305599230,18cyclictest0-21swapper/221:42:462
305599230,17cyclictest0-21swapper/223:23:502
305599230,17cyclictest0-21swapper/200:17:212
305099230,22cyclictest0-21swapper/123:54:271
305099230,22cyclictest0-21swapper/123:47:561
305099230,22cyclictest0-21swapper/123:36:041
305099230,22cyclictest0-21swapper/122:32:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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